Home / 9,321,806.70-13,959,090.45-7,432,238.70

Finding the Fourth Proportional to 9,321,806.70, 13,959,090.45 and 7,432,238.70

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Solution

The fourth proportional to 9,321,806.70, 13,959,090.45 and 7,432,238.70 is: 11,129,526.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,321,806.70 : 13,959,090.45 = 7,432,238.70 : x
  2. Step 2: Convert to fraction form
    9,321,806.70/13,959,090.45 = 7,432,238.70/x
  3. Step 3: Cross multiply
    9,321,806.70x = 13,959,090.45 × 7,432,238.70
  4. Step 4: Simplify right side
    9,321,806.70x = 103,747,292,259,290.41
  5. Step 5: Solve for x
    x = 103,747,292,259,290.41/9,321,806.70
  6. Step 6: Final answer
    x = 11,129,526.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.